Air quality measuring apparatus



FIG. 1 is a perspective view of an air quality measuring apparatus, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a reference perspective view thereof showing a configuration of use.

The broken lines in FIGS. 3 and 8 show portions of the air quality measuring apparatus which form no part of the claimed design.

The word “NAVIEN” forming a part of the disclosure is a registered trademark of Kyungdong Navien Co., Ltd. 

CLAIM I claim, the ornamental design for an air quality measuring apparatus, as shown and described. 